CMWSSB Complaint Analytics
Chennai Metro Water · Complaint Intelligence
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Showing All depots 28 Apr 2025, 07:27 – 29 Jun 2026, 11:49
Use the Depot filter above to change scope
📈
Overall trend
21 complaints in this window
⚠️
Rising issue (last 30 days)
Sewer - House Block ▲ +1
Open backlog
0 open / escalated · 100% closed
📍
Fastest-recurring hotspot
Rajasekara Road · No Water Supply ×8 · 7.68/mo
21
Total Complaints
21
Closed · 100%
0
Open / Escalated
1
Streets Affected
8
Distinct Complainants
Reporting Period
28 Apr 2025, 07:27
29 Jun 2026, 11:49
Download report: 📄 Overview PDF 📄 Street×Category PDF 📄 Recurrence PDF ⬇ Street Frequency CSV ⬇ Full data CSV

Complaint Categories

CSV

Monthly Trend (with 3-month average)

Status

Complaint Mode

Top Streets

View all
StreetDepotComplaintsPeople
Rajasekara Road DEP 121 21 8

🛠 Sewer Complaints (main block · house block · overflow)

CSV PDF
StreetDepotSewerPeople
Rajasekara Road 121 11 5

🚰 Water Complaints (no supply · short supply · leaks)

CSV PDF
StreetDepotWaterPeople
Rajasekara Road 121 9 4

💧 Water Pollution (pollution complaints)

CSV PDF
StreetDepotPollut.People
No pollution complaints in this scope.

🔁 Recurrence — how often the same issue comes back (same category · same street)

PDF
CategoryStreetDepotTimesSpan (days)Avg gap (days)Per month
Sewer Main Block Rajasekara Road 121 10 382 42.4 0.79
No Water Supply Rajasekara Road 121 8 31 4.5 7.68

Avg gap = average days between consecutive complaints of that type on that street. Lower gap / higher “per month” = a faster-recurring, unresolved problem.

🔬 Advanced Analysis

Pareto — the vital few (which categories drive most complaints)

Categories ordered by volume with their cumulative share. The highlighted rows are the smallest set that together account for ~80% of all complaints — fix these first.

CategoryCountShareCumulative
Sewer Main Block vital 10 47.6% 47.6%
No Water Supply vital 8 38.1% 85.7%
Faulty Water Meter 1 4.8% 90.5%
Sewer - House Block 1 4.8% 95.2%
Water Leakage in Service Line / Main Line 1 4.8% 100%

When complaints arrive (weekday × time of day)

Load pattern across the week — darker cells are busier six-hour windows. Useful for staffing and planning proactive checks before the peak.

NightMorningAfternoonEveningTotal
Mon 3 1 4
Tue 3 3
Wed 2 1 3
Thu 2 2 4
Fri 1 1 1 3
Sat 1 1 2
Sun 2 2
Total 18102 21

Linked problems (category pairs that hit the same streets)

Pairs of issue types that recur together on the same street, ranked by the number of streets where both appear. Strong pairs point to a shared root cause worth fixing in one visit.

Problem AProblem BShared streets
Not enough overlapping complaints in this scope.